Overview
The ADS7868IDBVR is a high-performance, low-power, 8-bit analog-to-digital converter (ADC) produced by Texas Instruments. This device is part of the ADS786x family, which includes the ADS7866 and ADS7867, offering different resolutions. The ADS7868IDBVR is packaged in a small SOT23-6 package, making it suitable for space-constrained applications. It operates over a wide supply voltage range from 1.2V to 3.6V and is designed for high-speed conversions with minimal power consumption.
Key Specifications
| Parameter | Min | Typ | Max | Unit |
|---|---|---|---|---|
| Resolution | 8 Bits | - | - | - |
| Integral Linearity | -1 | - | 1.5 | LSB |
| Differential Linearity | -1 | - | 1.5 | LSB |
| Offset Error | -2 | - | 2 | LSB |
| Supply Voltage (VDD) | 1.2 | - | 3.6 | V |
| Sampling Rate (fSAMPLE) | 140 KSPS (at 1.2V ≤ VDD < 1.6V) | - | 280 KSPS (at 1.6V ≤ VDD ≤ 3.6V) | KSPS |
| Power Consumption (at 200 KSPS, VDD = 3.6V) | - | 1.58 | 1.8 | mW |
| Operating Temperature Range | -40 | - | 85 | °C |
| Package Type | SOT23-6 | - | - | - |
Key Features
- High-Speed Conversion: The ADS7868IDBVR supports high-speed conversions with sampling rates up to 280 KSPS.
- Low Power Consumption: It operates with low power consumption, typically 1.58 mW at 280 KSPS and VDD = 3.6V.
- Wide Supply Voltage Range: The device can operate over a wide supply voltage range from 1.2V to 3.6V.
- SPI Compatible Serial Interface: It features a high-speed SPI-compatible serial interface for easy communication with microprocessors or DSPs.
- No Pipeline Delays: There are no pipeline delays associated with the device, ensuring real-time conversion results.
- Small Package Size: The SOT23-6 package makes it ideal for space-constrained applications.
Applications
- Industrial Automation: Suitable for various industrial automation applications requiring high-speed and low-power ADCs.
- Medical Devices: Used in medical devices where precision and low power consumption are critical.
- Aerospace and Defense: Applicable in aerospace and defense systems due to its robust performance and small footprint.
- Consumer Electronics: Can be used in consumer electronics such as audio and video equipment, and other portable devices.
- Automotive Systems: Suitable for automotive systems requiring reliable and efficient ADCs.
Q & A
- What is the resolution of the ADS7868IDBVR?
The ADS7868IDBVR has an 8-bit resolution.
- What is the maximum sampling rate of the ADS7868IDBVR?
The maximum sampling rate is 280 KSPS when VDD is between 1.6V and 3.6V.
- What is the typical power consumption of the ADS7868IDBVR at 280 KSPS and VDD = 3.6V?
The typical power consumption is 1.58 mW.
- What type of serial interface does the ADS7868IDBVR use?
The device uses a high-speed SPI-compatible serial interface.
- Does the ADS7868IDBVR have pipeline delays?
No, there are no pipeline delays associated with the device.
- What is the operating temperature range of the ADS7868IDBVR?
The operating temperature range is from -40°C to 85°C.
- What is the package type of the ADS7868IDBVR?
The device is packaged in a SOT23-6 package.
- What are some common applications of the ADS7868IDBVR?
Common applications include industrial automation, medical devices, aerospace and defense, consumer electronics, and automotive systems.
- What is the supply voltage range for the ADS7868IDBVR?
The supply voltage range is from 1.2V to 3.6V.
- How does the ADS7868IDBVR handle power-down mode?
In power-down mode, the device consumes very low power, typically 0.008 µA to 0.3 µA.
